20 #include "JackSocket.h"    21 #include "JackConstants.h"    22 #include "JackTools.h"    23 #include "JackError.h"    24 #include "promiscuous.h"    33 static void BuildName(
const char* client_name, 
char* res, 
const char* dir, 
int which, 
int size, 
bool promiscuous)
    35     char ext_client_name[SYNC_MAX_NAME_SIZE + 1];
    36     JackTools::RewriteName(client_name, ext_client_name);
    38             snprintf(res, size, 
"%s/jack_%s_%d", dir, ext_client_name, which);
    40             snprintf(res, size, 
"%s/jack_%s_%d_%d", dir, ext_client_name, JackTools::GetUID(), which);
    44 JackClientSocket::JackClientSocket(): JackClientRequestInterface(), fSocket(-1), fTimeOut(0)
    46     const char* promiscuous = getenv(
"JACK_PROMISCUOUS_SERVER");
    47     fPromiscuous = (promiscuous != NULL);
    48     fPromiscuousGid = jack_group2gid(promiscuous);
    51 JackClientSocket::JackClientSocket(
int socket): JackClientRequestInterface(), fSocket(socket),fTimeOut(0), fPromiscuous(false), fPromiscuousGid(-1)
    54 #if defined(__sun__) || defined(sun)    56 void JackClientSocket::SetReadTimeOut(
long sec)
    61     if ((flags = fcntl(fSocket, F_GETFL, 0)) < 0) {
    62                 jack_error(
"JackClientSocket::SetReadTimeOut error in fcntl F_GETFL");
    67         if (fcntl(fSocket, F_SETFL, flags) < 0) {
    68                 jack_error(
"JackClientSocket::SetReadTimeOut error in fcntl F_SETFL");
    73 void JackClientSocket::SetWriteTimeOut(
long sec)
    78     if ((flags = fcntl(fSocket, F_GETFL, 0)) < 0) {
    79                 jack_error(
"JackClientSocket::SetWriteTimeOut error in fcntl F_GETFL");
    84         if (fcntl(fSocket, F_SETFL, flags) < 0) {
    85                 jack_error(
"JackClientSocket::SetWriteTimeOut error in fcntl F_SETFL");
    92 void JackClientSocket::SetReadTimeOut(
long sec)
    94     struct timeval timout;
    97     if (setsockopt(fSocket, SOL_SOCKET, SO_RCVTIMEO, (
const char*)&timout, 
sizeof(timeval)) < 0) {
    98         jack_error(
"SetReadTimeOut fd = %ld err = %s", fSocket, strerror(errno));
   102 void JackClientSocket::SetWriteTimeOut(
long sec)
   104     struct timeval timout;
   105     timout.tv_sec = sec ;
   107     if (setsockopt(fSocket, SOL_SOCKET, SO_SNDTIMEO, (
const char*)&timout, 
sizeof(timeval)) < 0) {
   108         jack_error(
"SetWriteTimeOut fd = %ld err = %s", fSocket, strerror(errno));
   114 void JackClientSocket::SetNonBlocking(
bool onoff)
   118         if (fcntl(fSocket, F_SETFL, flags | O_NONBLOCK) < 0) {
   119             jack_error(
"SetNonBlocking fd = %ld err = %s", fSocket, strerror(errno));
   124 int JackClientSocket::Connect(
const char* dir, 
const char* name, 
int which) 
   126     struct sockaddr_un addr;
   128     if ((fSocket = socket(AF_UNIX, SOCK_STREAM, 0)) < 0) {
   129         jack_error(
"Cannot create socket err = %s", strerror(errno));
   133     addr.sun_family = AF_UNIX;
   134     BuildName(name, addr.sun_path, dir, which, 
sizeof(addr.sun_path), fPromiscuous);
   135     jack_log(
"JackClientSocket::Connect : addr.sun_path %s", addr.sun_path);
   137     if (connect(fSocket, (
struct sockaddr*)&addr, 
sizeof(addr)) < 0) {
   138         jack_error(
"Cannot connect to server socket err = %s", strerror(errno));
   145     if (setsockopt(fSocket, SOL_SOCKET, SO_NOSIGPIPE, (
const char*)&on, 
sizeof(on)) < 0) {
   146         jack_log(
"setsockopt SO_NOSIGPIPE fd = %ld err = %s", fSocket, strerror(errno));
   153 int JackClientSocket::Close()
   155     jack_log(
"JackClientSocket::Close");
   157         shutdown(fSocket, SHUT_RDWR);
   166 int JackClientSocket::Read(
void* data, 
int len)
   170 #if defined(__sun__) || defined(sun)   177         tv.tv_sec = fTimeOut;
   181             FD_SET(fSocket, &fdset);
   184                     res = select(fSocket + 1, &fdset, NULL, NULL, &tv);
   185             } 
while (res < 0 && errno == EINTR);
   189         } 
else if (res == 0) {
   195     if ((res = read(fSocket, data, len)) != len) {
   196         if (errno == EWOULDBLOCK || errno == EAGAIN) {
   197             jack_error(
"JackClientSocket::Read time out");
   199         } 
else if (res != 0) {
   200             jack_error(
"Cannot read socket fd = %d err = %s", fSocket, strerror(errno));
   204             jack_error(
"Cannot read socket fd = %d err = %s", fSocket, strerror(errno));
   212 int JackClientSocket::Write(
void* data, 
int len)
   216 #if defined(__sun__) || defined(sun)   223         tv.tv_sec = fTimeOut;
   227             FD_SET(fSocket, &fdset);
   230                     res = select(fSocket + 1, NULL, &fdset, NULL, &tv);
   231             } 
while (res < 0 && errno == EINTR);
   235         } 
else if (res == 0) {
   241     if ((res = write(fSocket, data, len)) != len) {
   242         if (errno == EWOULDBLOCK || errno == EAGAIN) {
   243             jack_log(
"JackClientSocket::Write time out");
   245         } 
else if (res != 0) {
   246             jack_error(
"Cannot write socket fd = %ld err = %s", fSocket, strerror(errno));
   250             jack_error(
"Cannot write socket fd = %ld err = %s", fSocket, strerror(errno));
   258 JackServerSocket::JackServerSocket(): fSocket( -1)
   260     const char* promiscuous = getenv(
"JACK_PROMISCUOUS_SERVER");
   261     fPromiscuous = (promiscuous != NULL);
   262     fPromiscuousGid = jack_group2gid(promiscuous);
   265 int JackServerSocket::Bind(
const char* dir, 
const char* name, 
int which) 
   267     struct sockaddr_un addr;
   269     if ((fSocket = socket(AF_UNIX, SOCK_STREAM, 0)) < 0) {
   270         jack_error(
"Cannot create server socket err = %s", strerror(errno));
   274     addr.sun_family = AF_UNIX;
   276     BuildName(name, fName, dir, which, 
sizeof(addr.sun_path), fPromiscuous);
   277     strncpy(addr.sun_path, fName, 
sizeof(addr.sun_path) - 1);
   279     jack_log(
"JackServerSocket::Bind : addr.sun_path %s", addr.sun_path);
   282     if (bind(fSocket, (
struct sockaddr*)&addr, 
sizeof(addr)) < 0) {
   283         jack_error(
"Cannot bind server to socket err = %s", strerror(errno));
   287     if (listen(fSocket, 100) < 0) {
   288         jack_error(
"Cannot enable listen on server socket err = %s", strerror(errno));
   292     if (fPromiscuous && (jack_promiscuous_perms(-1, fName, fPromiscuousGid) < 0))
   303 JackClientSocket* JackServerSocket::Accept()
   305     struct sockaddr_un client_addr;
   306     socklen_t client_addrlen;
   308     memset(&client_addr, 0, 
sizeof(client_addr));
   309     client_addrlen = 
sizeof(client_addr);
   311     int fd = accept(fSocket, (
struct sockaddr*)&client_addr, &client_addrlen);
   313         jack_error(
"Cannot accept new connection err = %s", strerror(errno));
   316         return new JackClientSocket(fd);
   320 int JackServerSocket::Close()
   323         jack_log(
"JackServerSocket::Close %s", fName);
   324         shutdown(fSocket, SHUT_RDWR);
 
SERVER_EXPORT void jack_error(const char *fmt,...)
SERVER_EXPORT void jack_log(const char *fmt,...)